Research Article
BER and PSD Improvement of FBMC with Higher Order QAM Using Hermite Filter for 5G Wireless Communication and beyond
Table 3
Bit error rate performance of multicarrier modulation techniques with 64 QAM, 256 QAM, and 1024 QAM for Vehicular A channel model.
| | Waveforms | QAM order | Signal to noise ratio | | 20 dB | 30 dB | 40 dB |
| | OFDM | 64 QAM | Bit error rate | 2.580 × 10−2 | 4.800 × 10−3 | 1.050 × 10−3 | | 256 QAM | 6.340 × 10−2 | 1.440 × 10−2 | 3 × 10−3 | | 1024 QAM | 1.205 × 10−1 | 3.940 × 10−2 | 1.010 × 10−2 | | F-OFDM | 64 QAM | 2.61 × 10−2 | 5.4 × 10−3 | 1.55 × 10−3 | | 256 QAM | 6.47 × 10−2 | 1.64 × 10−2 | 4.9 × 10−3 | | 1024 QAM | 1.23 × 10−1 | 4.61 × 10−2 | 1.78 × 10−2 | | WOLA-OFDM | 64 QAM | 2.57 × 10−2 | 5 × 10−3 | 1.15 × 10−3 | | 256 QAM | 6.31 × 10−2 | 1.48 × 10−2 | 3.5 × 10−3 | | 1024 QAM | 1.201 × 10−2 | 3.98 × 10−2 | 1.12 × 10−2 | | UFMC | 64 QAM | 2.54 × 10−2 | 4.9 × 10−3 | 5.7 × 10−2 | | 256 QAM | 6.25 × 10−2 | 1.46 × 10−2 | 3.6 × 10−3 | | 1024 QAM | 1.193 × 10−2 | 3.98 × 10−2 | 1.14 × 10−2 | | FBMC/OQAM with PHYDYAS | 64 QAM | 2.59 × 10−2 | 5.2 × 10−3 | 1.58 × 10−3 | | 256 QAM | 6.46 × 10−2 | 1.71 × 10−2 | 5.8 × 10−3 | | 1024 QAM | 1.215 × 10−1 | 4.45 × 10−2 | 1.73 × 10−2 | | FBMC/QAM with PHYDYAS filter | 64 QAM | 1.38 × 10−2 | 2.4 × 10−3 | 4.1 × 10−4 | | 256 QAM | 3.71 × 10−2 | 7.2 × 10−3 | 1.2 × 10−3 | | 1024 QAM | 8.31 × 10−2 | 2.18 × 10−2 | 4.4 × 10−3 | | FBMC/QAM with Hermite filter | 64 QAM | 1.376 × 10−2 | 2.34 × 10−3 | 3.8 × 10−4 | | 256 QAM | 3.7 × 10−2 | 7 × 10−3 | 1.13 × 10−3 | | 1024 QAM | 8.310 × 10−2 | 2.15 × 10−2 | 4 × 10−3 |
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